GNU bug report logs - #4115
grep and null device

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Package: emacs;

Reported by: ts011c8050 <at> blueyonder.co.uk

Date: Tue, 11 Aug 2009 08:50:04 UTC

Severity: normal

Done: Eli Zaretskii <eliz <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #15 received at 4115 <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: shippeys <theshippeys <at> blueyonder.co.uk>
Cc: 4115 <at> debbugs.gnu.org
Subject: Re: bug#4115: grep and null device
Date: Tue, 11 Aug 2009 23:34:57 +0300
> From: "shippeys" <theshippeys <at> blueyonder.co.uk>
> Date: Tue, 11 Aug 2009 19:53:05 +0100

Please use Reply-All, to let the bug-tracker archive all the
discussion.

> > > grep: NUL: No such file or directory
> > 
> > Does Cygwin support NUL as the Windows null device?  If not, that's
> > your problem.
> > 
> 
> Yes - Would it be the grep.el code that gets confused and picks NUL?

You are using a native Windows port of Emacs.  NUL is the standard
name of the null device on that system.  Why do you think it gets
confused?

> AIUI the null device is only there to make sure the grep call doesn't hang
> if you forget to pass it files to search. It seems a lot of pain for a
> marginal benefit!

I don't know yet why null device is there.  Seeing the command line
would help.



This bug report was last modified 15 years and 345 days ago.

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